Bulk Material Conveying
GP-VF / GP-CF / GP-DM Series
Butterfly and louver dampers, manual or pneumatic slide gates and double flap discharge valves for duct balancing and airtight hopper discharge.
Data needed for an accurate quotation
Technical parameters
| Types | |
|---|---|
| Butterfly damper | Single plate, round or square duct, manual or actuated |
| Louver damper | Multi-blade for large duct and stack isolation |
| Slide gate | Manual or pneumatic, single or double gate |
| Double flap valve | Alternating chambers for airtight gravity discharge |
| Performance | |
| Size range | DN200 - DN3000, non-standard sizes on request |
| Leakage | Low leakage design with seal strip or metal seat |
| Operating temperature | ≤ 450 °C depending on seal material |
| Working pressure | Negative or positive pressure duct service |
| Materials and actuation | |
| Body | Carbon steel, galvanised or 304 / 316L stainless |
| Blade and gate | Reinforced plate with wear liner for abrasive dust |
| Actuator | Manual handwheel, lever, pneumatic cylinder or electric |
| Flange | Matched to the duct or hopper connection standard |
Values shown are the standard manufacturing range. Final parameters are calculated from your gas volume, dust or pollutant load, temperature and the emission standard in force at your site.
Drawings, assembly sequence, manual and test records are supplied with every shipment. On-site engineer dispatch can be arranged for complete system projects.
Read the export and installation checklistMatched equipment
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Related technical articles
Which conveyor suits which material, distance, inclination and temperature, and how to match discharge valves with dust collector hoppers.
Send air volume, dust or gas data, temperature and available space. Our engineers reply with a configuration proposal and a budget quotation within 1 working day.
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